package basic;

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;

public class Priority {

    private static volatile boolean notStart = true;
    private static volatile boolean notEnd = true;

    static class Job implements Runnable{
        private int priority;
        private long jobCount;

        public Job(int priority) {
            this.priority = priority;
        }

        @Override
        public void run() {
            while (notStart){
                Thread.yield();
            }
            while (notEnd){
                Thread.yield();
                jobCount++;
            }
        }
    }

    public static void main(String[] args) throws InterruptedException {
        List<Job> jobs = new ArrayList<>();
        for(int i=0;i<10;i++){
            int priority = i<5?Thread.MIN_PRIORITY:Thread.MAX_PRIORITY;
            Job job = new Job(priority);
            jobs.add(job);
            Thread thread = new Thread(job,"Thread:"+i);
            thread.setPriority(priority);
            thread.start();
        }
        notStart = false;
        TimeUnit.SECONDS.sleep(10);
        notEnd = false;
        for(Job job:jobs){
            System.out.println("Job Priority:"+job.priority+",Count:"+job.jobCount);
        }
    }

}
